IBM stock plunges 25% in its worst day ever after Q2 earnings warning

IBM blamed clients' spending more on AI hardware, like memory and servers, for its poor results.Connie Zhou for IBMIBM stock saw its steepest single-day plunge ever after worse-than-expected Q2 results.The company's stock dropped 25%, on track for the worst single-day loss ever."This quarter we faltered," IBM CEO Arvind Krishna said in a letter to investors.IBM shares tanked on Tuesday, logging their worst day ever after the tech giant reported preliminary second-quarter earnings that were much